Question

Find the remanider when x3 +1 is divided by (x+1) by using division metod

Answer 1

x+1 ) x3 + 1(x2 -x+1

- x3+x2. x3 will cancel out

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- x2+1

- x2-x. x2 will cancel out

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x+1

x+1. (as in minus sign change)

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0

so your answer will be x2-x+ 1